Finding the Fourth Proportional to 105,052.62, 157,578.59 and 62,945.35

Step by Step Solution

1. Step 1: Write the proportion equation
   105,052.62 : 157,578.59 = 62,945.35 : x
2. Step 2: Convert to fraction form
   105,052.62/157,578.59 = 62,945.35/x
3. Step 3: Cross multiply
   105,052.62x = 157,578.59 × 62,945.35
4. Step 4: Simplify right side
   105,052.62x = 9,918,839,972.82
5. Step 5: Solve for x
   x = 9,918,839,972.82/105,052.62
6. Step 6: Final answer
   x = 94,417.82